SOLUTION: I have to complete this identity: (sin �) / (1 + sin �)- (sin �) / (1 - sin �)=?

SOLUTION: I have to complete this identity: (sin �) / (1 + sin �)- (sin �) / (1 - sin �)=?

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Question 1035761: I have to complete this identity: (sin �) / (1 + sin �)- (sin �) / (1 - sin �)=?
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!

Combining fractions we get
=
=

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